Chimassorb 944 CAS NO.71878-19-8

Chemical name:
Poly-{[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetramethyl-4-piperidyl)imino]-1,6-hexane…

Chemical name:
Poly-{[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetramethyl-4-piperidyl)imino]-1,6-hexanediyl[(2,2,6,6-tetramethyl-4-piperidyl)imino]}
CAS NO.: 71878-19-8
Molecular formula: [C35H64N8]n (n=4-5)
Molecular weight:>2500
Specification:
Item                        Standard
Appearance            White or light yellow soild
Softening point             110-130℃
Melting Point                    ≤ 1
Ash                                <0.1%
Molecular weight            2100-3000
Transmittance           425nm≥93%
                                   500nm≥95%
Characteristic:This product be solubled in organic solvent, like acetone, benzene,chloroform etc, relative density 1.01(20℃)，thermal weight loss：300℃--1%，available nitrogen content：4.6%，it has very good thermal stability, extraction resistance,lower volatility ,mobility and excellent compatibility.
Application:Light stabilizer 944 is a kinds of polymeric high molecular weight HALS used for plastic product.It can use in the polyolefin plastics(like PP,PE), olefin copolymers(EVA, Mixture of propylene and rubber etc.It show excellent efficacy when it used in crosslinking polyethylene.except the polyolefin plastics,it can also be used in PPE, polyformaldehyde,PA, polyurethane, soft or hard PVC and PVC compound etc. Furthermore,light stabilizer 944 has an excellent efficacy to styrene class,rubber and gooey.
Storage and transport: Non-toxicity,Noninflammable, Non-explosive, No corrosion,
Good storage stability.it should be stored in a closed,shady,dry and dark place, avoid to contact with the sunshine directly and transport as a general chemical product.
Package:25kg/ Cardboard barrel or carton, lined with plastic bag.